CORONA Main Coronavirus thread Page 210 Timebomb

Feb 05, 2020 & 0183;& 32;He has presided over the completion of the 'Development of Anti SARS Virus Protective Textiles' project for the SARS epidemic. the suction resistance to medical masks cannot exceed 343.2 Pascals Pa , and the suction resistance of daily protective masks is less than 135 Pascals Pa . while the density of the filtering layer of N95

Quality Detection and Specification for Use of Medical

After the role of SARS, in the implementation of the virus specialist environment professional implementation, the use of 12 or even 18 layers of cover, the result of particulate matter removal rate is only 96%, which is no less than 95% of the standardized one time use mask, in the actual situation, it is impossible to wear a dozen layers of mask repeatedly. 2 Is the anti haze mask useful?

Servings 3 layer protective 20/50/100PCS mask anti spit

20/50/100 PCS Protective Mask. This is made of 3 ply non woven material, it is healthy and safe for you to use. Breathable material and cute patterns, which makes it useful and fashionable. Perfect design, when you wear it, it fits seamlessly into your face.

Personal protection Nonwoven disposable masks Respirator

UK Protective Face Mask Mouth Mask 3 Layers Protection

50Pcs Mouth Mask. Pull the lower end of the mask to the lower jaw, and arrange around for protection. Three layer non woven disposable mouth mask. Good mouth mask, it is valid to hinder for dust, allergies, pollution, pollen.

UK Protective Face Mask Mouth Mask 3 Layers Protection

50Pcs Mouth Mask. Pull the lower end of the mask to the lower jaw, and arrange around for protection. Three layer non woven disposable mouth mask. Good mouth mask, it is valid to hinder for dust, allergies, pollution, pollen.

10 Pcs 3D Face Mouth Cover Respirator 3 Layers Protection

3. This product is an ordinary daily protective mask, used for wearing in the general environment, please choose the appropriate mask according to the air pollution situation. 4. Not suitable for children under 3 years old. 5. Do not use the damaged package. Please destroy it after use. Do not use it

100PCS Servings 3 layer protective mask anti spit mask

20/50/100 PCS Protective Mask. This is made of 3 ply non woven material, it is healthy and safe for you to use. Breathable material and cute patterns, which makes it useful and fashionable. Perfect design, when you wear it, it fits seamlessly into your face.

anti spit mask thickened masks Servings 50PCS 3 layer

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